Existing users should refer to the
UPGRADE
document for information on incompatible changes and upgrade instructions.
For an exhaustive list of changes, see the
WHATSNEW
document from the previous development series.
For upgrades from legacy code (from MiniVend to Interchange 5.0), see the
Upgrading document
in our documentation set.

GnuPG/PGP

Debian GNU packages

Debian GNU package users should first read the README.debian file. You can find the packages and apt-get setup instructions in a separate directory (you can also browse the top-level directory for other versions).

Development code

Source code repository (Git)

You can browse the source code and see changes made to it over time using our Gitweb site
or at our GitHub repository.
You can also use a Git client to download a read-only copy of the repository
to your computer:

Everyone else is welcome to contribute to the project by forking our GitHub repository, committing changes to their own GitHub fork, and making a pull request to us. Or send us a patch. Either way, discuss your changes with us on the interchange-users mailing list.